package com.premize.grco.presentation.backEndBeans;

import java.util.ArrayList;
import java.util.List;
import java.util.TimeZone;

import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
import javax.faces.event.ValueChangeEvent;
import javax.faces.model.DataModel;

import com.icesoft.faces.async.render.RenderManager;
import com.icesoft.faces.async.render.Renderable;
import com.icesoft.faces.component.ext.HtmlCommandButton;
import com.icesoft.faces.component.ext.HtmlInputText;
import com.icesoft.faces.context.DisposableBean;
import com.icesoft.faces.webapp.xmlhttp.FatalRenderingException;
import com.icesoft.faces.webapp.xmlhttp.PersistentFacesState;
import com.icesoft.faces.webapp.xmlhttp.RenderingException;
import com.icesoft.faces.webapp.xmlhttp.TransientRenderingException;
import com.premize.grco.exceptions.ExceptionMessages;
import com.premize.grco.movil.GrcoPVendedor;
import com.premize.grco.movil.dto.GrcoPVendedorDTO;
import com.premize.grco.presentation.businessDelegate.BusinessDelegatorView;
import com.premize.grco.utilities.DataPage;
import com.premize.grco.utilities.DataSource;
import com.premize.grco.utilities.PagedListDataModel;
import com.premize.grco.utilities.Utilities;


/**
*
*
* @author Zathura Code Generator http://code.google.com/p/zathura
*
*/
public class GrcoPVendedorView extends DataSource implements Renderable,
    DisposableBean {
    private HtmlInputText txtEstado;
    private HtmlInputText txtNombreVendedor;
    private HtmlInputText txtNumeroIdentificacion;
    private HtmlInputText txtCodVendedor;
    private HtmlCommandButton btnSave;
    private HtmlCommandButton btnModify;
    private HtmlCommandButton btnDelete;
    private HtmlCommandButton btnClear;
    private boolean renderDataTable;
    private boolean flag = true;
    private RenderManager renderManager;
    private PersistentFacesState state = PersistentFacesState.getInstance();
    private List<GrcoPVendedor> grcoPVendedor;
    private List<GrcoPVendedorDTO> grcoPVendedorDTO;

    public GrcoPVendedorView() {
        super("");
    }

    public String action_clear() {
        txtEstado.setValue(null);
        txtEstado.setDisabled(true);
        txtNombreVendedor.setValue(null);
        txtNombreVendedor.setDisabled(true);
        txtNumeroIdentificacion.setValue(null);
        txtNumeroIdentificacion.setDisabled(true);
        txtCodVendedor.setValue(null);
        txtCodVendedor.setDisabled(false);
        btnSave.setDisabled(true);
        btnDelete.setDisabled(true);
        btnModify.setDisabled(true);
        btnClear.setDisabled(false);

        return "";
    }

    public void listener_txtId(ValueChangeEvent event) {
        if ((event.getNewValue() != null) && !event.getNewValue().equals("")) {
            GrcoPVendedor entity = null;

            try {
                String codVendedor = new String(txtCodVendedor.getValue()
                                                              .toString());
                entity = BusinessDelegatorView.getGrcoPVendedor(codVendedor);
            } catch (Exception e) {
                // TODO: handle exception
            }

            if (entity == null) {
                txtEstado.setDisabled(false);
                txtNombreVendedor.setDisabled(false);
                txtNumeroIdentificacion.setDisabled(false);
                txtCodVendedor.setDisabled(false);
                btnSave.setDisabled(false);
                btnDelete.setDisabled(true);
                btnModify.setDisabled(true);
                btnClear.setDisabled(false);
            } else {
                txtEstado.setValue(entity.getEstado());
                txtEstado.setDisabled(false);
                txtNombreVendedor.setValue(entity.getNombreVendedor());
                txtNombreVendedor.setDisabled(false);
                txtNumeroIdentificacion.setValue(entity.getNumeroIdentificacion());
                txtNumeroIdentificacion.setDisabled(false);
                txtCodVendedor.setValue(entity.getCodVendedor());
                txtCodVendedor.setDisabled(true);
                btnSave.setDisabled(true);
                btnDelete.setDisabled(false);
                btnModify.setDisabled(false);
                btnClear.setDisabled(false);
            }
        }
    }

    public String action_save() {
        try {
            BusinessDelegatorView.saveGrcoPVendedor((((txtCodVendedor.getValue()) == null) ||
                (txtCodVendedor.getValue()).equals("")) ? null
                                                        : new String(
                    txtCodVendedor.getValue().toString()),
                (((txtEstado.getValue()) == null) ||
                (txtEstado.getValue()).equals("")) ? null
                                                   : new Long(
                    txtEstado.getValue().toString()),
                (((txtNombreVendedor.getValue()) == null) ||
                (txtNombreVendedor.getValue()).equals("")) ? null
                                                           : new String(
                    txtNombreVendedor.getValue().toString()),
                (((txtNumeroIdentificacion.getValue()) == null) ||
                (txtNumeroIdentificacion.getValue()).equals("")) ? null
                                                                 : new String(
                    txtNumeroIdentificacion.getValue().toString()));
            FacesContext.getCurrentInstance()
                        .addMessage("",
                new FacesMessage(ExceptionMessages.ENTITY_SUCCESFULLYSAVED));
        } catch (Exception e) {
            FacesContext.getCurrentInstance()
                        .addMessage("", new FacesMessage(e.getMessage()));
        }

        action_clear();

        return "";
    }

    public String action_delete() {
        try {
            BusinessDelegatorView.deleteGrcoPVendedor((((txtCodVendedor.getValue()) == null) ||
                (txtCodVendedor.getValue()).equals("")) ? null
                                                        : new String(
                    txtCodVendedor.getValue().toString()));
            FacesContext.getCurrentInstance()
                        .addMessage("",
                new FacesMessage(ExceptionMessages.ENTITY_SUCCESFULLYDELETED));
        } catch (Exception e) {
            FacesContext.getCurrentInstance()
                        .addMessage("", new FacesMessage(e.getMessage()));
        }

        action_clear();

        return "";
    }

    public String action_modify() {
        try {
            BusinessDelegatorView.updateGrcoPVendedor((((txtCodVendedor.getValue()) == null) ||
                (txtCodVendedor.getValue()).equals("")) ? null
                                                        : new String(
                    txtCodVendedor.getValue().toString()),
                (((txtEstado.getValue()) == null) ||
                (txtEstado.getValue()).equals("")) ? null
                                                   : new Long(
                    txtEstado.getValue().toString()),
                (((txtNombreVendedor.getValue()) == null) ||
                (txtNombreVendedor.getValue()).equals("")) ? null
                                                           : new String(
                    txtNombreVendedor.getValue().toString()),
                (((txtNumeroIdentificacion.getValue()) == null) ||
                (txtNumeroIdentificacion.getValue()).equals("")) ? null
                                                                 : new String(
                    txtNumeroIdentificacion.getValue().toString()));
            FacesContext.getCurrentInstance()
                        .addMessage("",
                new FacesMessage(ExceptionMessages.ENTITY_SUCCESFULLYMODIFIED));
        } catch (Exception e) {
            FacesContext.getCurrentInstance()
                        .addMessage("", new FacesMessage(e.getMessage()));
        }

        action_clear();

        return "";
    }

    public String action_modifyWitDTO(String codVendedor, Long estado,
        String nombreVendedor, String numeroIdentificacion)
        throws Exception {
        try {
            BusinessDelegatorView.updateGrcoPVendedor(codVendedor, estado,
                nombreVendedor, numeroIdentificacion);
            renderManager.getOnDemandRenderer("GrcoPVendedorView")
                         .requestRender();
            FacesContext.getCurrentInstance()
                        .addMessage("",
                new FacesMessage(ExceptionMessages.ENTITY_SUCCESFULLYMODIFIED));
        } catch (Exception e) {
            //renderManager.getOnDemandRenderer("GrcoPVendedorView").requestRender();
            FacesContext.getCurrentInstance()
                        .addMessage("", new FacesMessage(e.getMessage()));
            throw e;
        }

        return "";
    }

    public List<GrcoPVendedor> getGrcoPVendedor() {
        if (flag) {
            try {
                grcoPVendedor = BusinessDelegatorView.getGrcoPVendedor();
                flag = false;
            } catch (Exception e) {
                flag = true;
                FacesContext.getCurrentInstance()
                            .addMessage("", new FacesMessage(e.getMessage()));
            }
        }

        return grcoPVendedor;
    }

    public boolean isFlag() {
        return flag;
    }

    public void setGrcoPVendedor(List<GrcoPVendedor> grcoPVendedor) {
        this.grcoPVendedor = grcoPVendedor;
    }

    public boolean isRenderDataTable() {
        try {
            if (flag) {
                if (BusinessDelegatorView.findTotalNumberGrcoPVendedor() > 0) {
                    renderDataTable = true;
                } else {
                    renderDataTable = false;
                }
            }

            flag = false;
        } catch (Exception e) {
            renderDataTable = false;
            e.printStackTrace();
        }

        return renderDataTable;
    }

    public DataModel getData() {
        state = PersistentFacesState.getInstance();

        if (onePageDataModel == null) {
            onePageDataModel = new LocalDataModel(pageSize);
        }

        return onePageDataModel;
    }

    /**
    * This is where the Object data is retrieved from the database and
    * returned as a list of objects for display in the UI.
    */
    private DataPage<GrcoPVendedor> getDataPage(int startRow, int pageSize) {
        // Retrieve the total number of objects from the database.  This
        // number is required by the DataPage object so the paginator will know
        // the relative location of the page data.
        int totalNumberGrcoPVendedor = 0;

        try {
            totalNumberGrcoPVendedor = BusinessDelegatorView.findTotalNumberGrcoPVendedor()
                                                            .intValue();
        } catch (Exception e) {
            FacesContext.getCurrentInstance()
                        .addMessage("", new FacesMessage(e.getMessage()));
        }

        // Calculate indices to be displayed in the ui.
        int endIndex = startRow + pageSize;

        if (endIndex > totalNumberGrcoPVendedor) {
            endIndex = totalNumberGrcoPVendedor;
        }

        try {
            grcoPVendedor = BusinessDelegatorView.findPageGrcoPVendedor(sortColumnName,
                    sortAscending, startRow, endIndex - startRow);

            // Remove this Renderable from the existing render groups.
            //leaveRenderGroups();        			
        } catch (Exception e) {
            FacesContext.getCurrentInstance()
                        .addMessage("", new FacesMessage(e.getMessage()));
        }

        // Add this Renderable to the new render groups.
        //joinRenderGroups();
        // Reset the dirtyData flag.
        onePageDataModel.setDirtyData(false);
        // This is required when using Hibernate JPA.  If the EntityManager is not
        // cleared or closed objects are cached and stale objects will show up
        // in the table.
        // This way, the detached objects are reread from the database.
        // This call is not required with TopLink JPA, which uses a Query Hint
        // to clear the l2 cache in the DAO.
        //EntityManagerHelper.getEntityManager().clear();
        flag = true;

        return new DataPage<GrcoPVendedor>(totalNumberGrcoPVendedor, startRow,
            grcoPVendedor);
    }

    public DataModel getDataDTO() {
        state = PersistentFacesState.getInstance();

        if (onePageDataModel == null) {
            onePageDataModel = new LocalDataModelDTO(pageSize);
        }

        return onePageDataModel;
    }

    /**
    * This is where the Object data is retrieved from the database and
    * returned as a list of objects for display in the UI.
    */
    private DataPage<GrcoPVendedorDTO> getDataPageDTO(int startRow, int pageSize) {
        // Retrieve the total number of objects from the database.  This
        // number is required by the DataPage object so the paginator will know
        // the relative location of the page data.
        int totalNumberGrcoPVendedor = 0;

        try {
            totalNumberGrcoPVendedor = BusinessDelegatorView.findTotalNumberGrcoPVendedor()
                                                            .intValue();
        } catch (Exception e) {
            FacesContext.getCurrentInstance()
                        .addMessage("", new FacesMessage(e.getMessage()));
        }

        // Calculate indices to be displayed in the ui.
        int endIndex = startRow + pageSize;

        if (endIndex > totalNumberGrcoPVendedor) {
            endIndex = totalNumberGrcoPVendedor;
        }

        try {
            grcoPVendedor = BusinessDelegatorView.findPageGrcoPVendedor(sortColumnName,
                    sortAscending, startRow, endIndex - startRow);

            if (Utilities.validationsList(grcoPVendedor)) {
                grcoPVendedorDTO = new ArrayList<GrcoPVendedorDTO>();

                for (GrcoPVendedor grcoPVendedorTmp : grcoPVendedor) {
                    GrcoPVendedorDTO grcoPVendedorDTO2 = new GrcoPVendedorDTO();
                    grcoPVendedorDTO2.setCodVendedor(grcoPVendedorTmp.getCodVendedor()
                                                                     .toString());
                    grcoPVendedorDTO2.setEstado((grcoPVendedorTmp.getEstado() != null)
                        ? grcoPVendedorTmp.getEstado().toString() : null);
                    grcoPVendedorDTO2.setNombreVendedor((grcoPVendedorTmp.getNombreVendedor() != null)
                        ? grcoPVendedorTmp.getNombreVendedor().toString() : null);
                    grcoPVendedorDTO2.setNumeroIdentificacion((grcoPVendedorTmp.getNumeroIdentificacion() != null)
                        ? grcoPVendedorTmp.getNumeroIdentificacion().toString()
                        : null);
                    grcoPVendedorDTO2.setGrcoPVendedor(grcoPVendedorTmp);
                    grcoPVendedorDTO2.setGrcoPVendedorView(this);
                    grcoPVendedorDTO.add(grcoPVendedorDTO2);
                }
            }

            // Remove this Renderable from the existing render groups.
            leaveRenderGroups();
        } catch (Exception e) {
            FacesContext.getCurrentInstance()
                        .addMessage("", new FacesMessage(e.getMessage()));
        }

        // Add this Renderable to the new render groups.
        joinRenderGroups();
        // Reset the dirtyData flag.
        onePageDataModel.setDirtyData(false);
        // This is required when using Hibernate JPA.  If the EntityManager is not
        // cleared or closed objects are cached and stale objects will show up
        // in the table.
        // This way, the detached objects are reread from the database.
        // This call is not required with TopLink JPA, which uses a Query Hint
        // to clear the l2 cache in the DAO.
        //EntityManagerHelper.getEntityManager().clear();
        flag = true;

        return new DataPage<GrcoPVendedorDTO>(totalNumberGrcoPVendedor,
            startRow, grcoPVendedorDTO);
    }

    protected boolean isDefaultAscending(String sortColumn) {
        return true;
    }

    /**
    * This method is called when a render call is made from the server. Render
    * calls are only made to views containing an updated record. The data is
    * marked as dirty to trigger a fetch of the updated record from the
    * database before rendering takes place.
    */
    public PersistentFacesState getState() {
        onePageDataModel.setDirtyData();

        return state;
    }

    /**
    * This method is called from faces-config.xml with each new session.
    */
    public void setRenderManager(RenderManager renderManager) {
        this.renderManager = renderManager;
    }

    public void renderingException(RenderingException arg0) {
        if (arg0 instanceof TransientRenderingException) {
        } else if (arg0 instanceof FatalRenderingException) {
            // Remove from existing Customer render groups.
            leaveRenderGroups();
        }
    }

    /**
    * Remove this Renderable from existing uiCustomerBeans render groups.
    * OnDemandRenderers are named/created using the underlying Customer Number.
    */
    private void leaveRenderGroups() {
        if (Utilities.validationsList(grcoPVendedorDTO)) {
            for (GrcoPVendedorDTO grcoPVendedorTmp : grcoPVendedorDTO) {
                renderManager.getOnDemandRenderer("GrcoPVendedorView")
                             .remove(this);
            }
        }
    }

    /**
    * Add this Renderable to the new uiCustomerBeans render groups.
    * OnDemandRenderers are named/created using the underlying Customer Number.
    */
    private void joinRenderGroups() {
        if (Utilities.validationsList(grcoPVendedorDTO)) {
            for (GrcoPVendedorDTO grcoPVendedorTmp : grcoPVendedorDTO) {
                renderManager.getOnDemandRenderer("GrcoPVendedorView").add(this);
            }
        }
    }

    public void dispose() throws Exception {
    }

    public RenderManager getRenderManager() {
        return renderManager;
    }

    public void setState(PersistentFacesState state) {
        this.state = state;
    }

    public HtmlInputText getTxtEstado() {
        return txtEstado;
    }

    public void setTxtEstado(HtmlInputText txtEstado) {
        this.txtEstado = txtEstado;
    }

    public HtmlInputText getTxtNombreVendedor() {
        return txtNombreVendedor;
    }

    public void setTxtNombreVendedor(HtmlInputText txtNombreVendedor) {
        this.txtNombreVendedor = txtNombreVendedor;
    }

    public HtmlInputText getTxtNumeroIdentificacion() {
        return txtNumeroIdentificacion;
    }

    public void setTxtNumeroIdentificacion(
        HtmlInputText txtNumeroIdentificacion) {
        this.txtNumeroIdentificacion = txtNumeroIdentificacion;
    }

    public HtmlInputText getTxtCodVendedor() {
        return txtCodVendedor;
    }

    public void setTxtCodVendedor(HtmlInputText txtCodVendedor) {
        this.txtCodVendedor = txtCodVendedor;
    }

    public HtmlCommandButton getBtnSave() {
        return btnSave;
    }

    public void setBtnSave(HtmlCommandButton btnSave) {
        this.btnSave = btnSave;
    }

    public HtmlCommandButton getBtnModify() {
        return btnModify;
    }

    public void setBtnModify(HtmlCommandButton btnModify) {
        this.btnModify = btnModify;
    }

    public HtmlCommandButton getBtnDelete() {
        return btnDelete;
    }

    public void setBtnDelete(HtmlCommandButton btnDelete) {
        this.btnDelete = btnDelete;
    }

    public HtmlCommandButton getBtnClear() {
        return btnClear;
    }

    public void setBtnClear(HtmlCommandButton btnClear) {
        this.btnClear = btnClear;
    }

    public void setRenderDataTable(boolean renderDataTable) {
        this.renderDataTable = renderDataTable;
    }

    public void setFlag(boolean flag) {
        this.flag = flag;
    }

    public List<GrcoPVendedorDTO> getGrcoPVendedorDTO() {
        return grcoPVendedorDTO;
    }

    public void setGrcoPVendedorDTO(List<GrcoPVendedorDTO> grcoPVendedorDTO) {
        this.grcoPVendedorDTO = grcoPVendedorDTO;
    }

    public TimeZone getTimeZone() {
        return java.util.TimeZone.getDefault();
    }

    /**
    * A special type of JSF DataModel to allow a datatable and datapaginator
    * to page through a large set of data without having to hold the entire
    * set of data in memory at once.
    * Any time a managed bean wants to avoid holding an entire dataset,
    * the managed bean declares this inner class which extends PagedListDataModel
    * and implements the fetchData method. fetchData is called
    * as needed when the table requires data that isn't available in the
    * current data page held by this object.
    * This requires the managed bean (and in general the business
    * method that the managed bean uses) to provide the data wrapped in
    * a DataPage object that provides info on the full size of the dataset.
    */
    private class LocalDataModel extends PagedListDataModel {
        public LocalDataModel(int pageSize) {
            super(pageSize);
        }

        public DataPage<GrcoPVendedor> fetchPage(int startRow, int pageSize) {
            // call enclosing managed bean method to fetch the data
            return getDataPage(startRow, pageSize);
        }
    }

    private class LocalDataModelDTO extends PagedListDataModel {
        public LocalDataModelDTO(int pageSize) {
            super(pageSize);
        }

        public DataPage<GrcoPVendedorDTO> fetchPage(int startRow, int pageSize) {
            // call enclosing managed bean method to fetch the data
            return getDataPageDTO(startRow, pageSize);
        }
    }
}
